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12130424413 = 29941444517
BaseRepresentation
bin10110100110000011…
…11001011001011101
31011022101112102000021
423103001321121131
5144320342040123
65323405032141
7606413622562
oct132301713135
934271472007
1012130424413
115165343448
122426555651
1311b419b533
1483108c869
154aee34c5d
hex2d307965d

12130424413 has 8 divisors (see below), whose sum is σ = 12562078680. Its totient is φ = 11699661120.

The previous prime is 12130424407. The next prime is 12130424417. The reversal of 12130424413 is 31442403121.

It can be written as a sum of positive squares in 4 ways, for example, as 6384329604 + 5746094809 = 79902^2 + 75803^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12130424413 - 217 = 12130293341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12130424417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194970 + ... + 249547.

It is an arithmetic number, because the mean of its divisors is an integer number (1570259835).

Almost surely, 212130424413 is an apocalyptic number.

It is an amenable number.

12130424413 is a deficient number, since it is larger than the sum of its proper divisors (431654267).

12130424413 is an equidigital number, since it uses as much as digits as its factorization.

12130424413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445487.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12130424413 its reverse (31442403121), we get a palindrome (43572827534).

The spelling of 12130424413 in words is "twelve billion, one hundred thirty million, four hundred twenty-four thousand, four hundred thirteen".

Divisors: 1 29 941 27289 444517 12890993 418290497 12130424413